PLEASE NOTE that TSLA does not hold copies of all of the items listed in this bibliography. Please check the TSLA Online Catalog or e-mail TSLA to verify we have an item in our collection. TSLA will respond to e-mail requests promptly; response time may vary, depending on the amount of research required to answer your question and the unique nature of your request. If you need immediate assistance you may call the reference desk at (615) 741-2764 or visit us in person.